This photograph shows Dr. Jonas Salk (left), creator of the first polio vaccine in 1955, fielding questions during his visit to the CDC in 1988. April 12, 2005, marks the 50th anniversary of the announcement that the polio vaccine, developed by Jonas Salk and his team of scientists at the University of Pittsburgh, worked. "Safe, effective, and potent" were the words used to announce to the world that an effective vaccine had been found against a disease that once paralyzed 13,000--20,000 persons each year in the United States. 1988 / xxxxxx image storage: xxxxxxxxxxxxx CD_112_DH/ 040 htt
This photograph shows Dr. Jonas Salk (left), creator of the first polio vaccine in 1955, fielding questions during his visit to the CDC in 1988. April 12, 2005, marks the 50th anniversary of the announcement that the polio vaccine, developed by Jonas Salk and his team of scientists at the University of Pittsburgh, worked. "Safe, effective, and potent" were the words used to announce to the world that an effective vaccine had been found against a disease that once paralyzed 13,000--20,000 persons each year in the United States. 1988 / xxxxxx image storage: xxxxxxxxxxxxx CD_112_DH/ 040 CDC - National Immunization Program – 50th Anniversary of the First Polio Vaccine
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